net/mlx5e: Honor user choice of IPsec replay window size

[platform/kernel/linux-rpi.git] / drivers / net / ethernet / mellanox / mlx5 / core / en_accel / ipsec.c

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index 7d4ceb9..65678e8 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -335,6 +335,27 @@ void mlx5e_ipsec_build_accel_xfrm_attrs(struct mlx5e_ipsec_sa_entry *sa_entry,
                attrs->replay_esn.esn = sa_entry->esn_state.esn;
                attrs->replay_esn.esn_msb = sa_entry->esn_state.esn_msb;
                attrs->replay_esn.overlap = sa_entry->esn_state.overlap;
+               switch (x->replay_esn->replay_window) {
+               case 32:
+                       attrs->replay_esn.replay_window =
+                               MLX5_IPSEC_ASO_REPLAY_WIN_32BIT;
+                       break;
+               case 64:
+                       attrs->replay_esn.replay_window =
+                               MLX5_IPSEC_ASO_REPLAY_WIN_64BIT;
+                       break;
+               case 128:
+                       attrs->replay_esn.replay_window =
+                               MLX5_IPSEC_ASO_REPLAY_WIN_128BIT;
+                       break;
+               case 256:
+                       attrs->replay_esn.replay_window =
+                               MLX5_IPSEC_ASO_REPLAY_WIN_256BIT;
+                       break;
+               default:
+                       WARN_ON(true);
+                       return;
+               }
        }
 
        attrs->dir = x->xso.dir;